Work, Power and EnergyHard
Question
On moving a charge of 20 coulombs by 2cm, 2 J of work is done, then the potential difference between the points is
Options
A.0.1 V
B.8 V
C.2 V
D.0.5 V
Solution
W = qV ⇒ VA - VB = 2/20 = 0.1 V
Here W is the work done in moving charge q from point A to B
Here W is the work done in moving charge q from point A to B
Create a free account to view solution
View Solution FreeMore Work, Power and Energy Questions
A nucleus of mass number A originally at rest, emits alpha particle with speed v. The recoil speed of the daughter nucle...Two bodies of same mass are moving with same velocity V in mutually opposite directions. They collide and stick together...A body of mass 10 kg is released from a Tower of height 20m and body acquires a velocity of 10 ms-1 after falling throug...In an inelastic collision between two bodies, the physical quantity that is conserved :-...A box of mass m is initially at rest on a horizontal force of mg / 2 is applied to the box directed to the right. the co...